DESC: With the Bose QuietComfort 2 headphones, you can experience every fine detail of your audio applications by utilizing Bose’s critically acclaimed nose reduction technology. Ergonomically designed, the QuietComfort 2 headphones fight against listener’s fatigue and convenient fold-flat storage makes transporting your headphones fast and easy. Bose custom TriPort acoustic headphone structure provides rich, punchy bass and clear, static free treble. The QC2s also can be paired with most music-enabled mobile phones so you can switch seamlessly between your music and your cell phone conversations for an uninterrupted listening experience.